1 Side Keyed Deadbolt Lock, Square Single Cylinder Dead Bolt, Satin Nickel Exterior

FUNCTION:Keyed entry lock,with 3 brass material nickel plated keys, KW1 keyway,5 pins brass cylinder,used for exterior or interior door where security is needed. Used on doors requiring a high level of security, operated by key outside and thumb turn inside. Recommended for exterior-facing doors.HIGH QUALITY AND SECURITY：Stainless Steel deadbolt is anti-rust, durable. Solid zinc alloy latch bolt available for high quality,exceeds , cycles.FITS STANDARD DIMENSIONS: PATENT Adjustable latch with backset 2-3/8" or 2-3/4"(60mm or 70mm), thickness of 1-3/8" to 1-3/4" (35mm to 45mm), to fit all standard doors.EASY INSTALLATION: Do it yourself, installs in minutes with just a screwdriver, all the accessories you need included.